'sim card not installed' in itunes when actived my iphone 3GS to IOS 5 , i've tried so many sim cards to actived but cannot to actived

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'sim card not installed' in itunes when actived my iphone 3GS to IOS 5 , i've tried so many sim cards to actived but cannot to actived

my iphone 3GS i have just update to IOS 5 but can't actived after istalled IOS 5 ,'no simcard installed' always writen when i've tried actived by itunes

iPhone 3GS, iOS 5, can't actived after istalled IOS 5

Posted on Jul 17, 2012 5:03 PM

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Answer 1

Jul 17, 2012 5:05 PM in response to rofik@bdul

It's likely that your phone is locked to one carrier, and it had been unlocked by hacking or jailbreaking. When you updated it a "clean" (unjailbroken) firmware image was installed, which caused the phone to be locked to the original carrier.

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